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package org.kuali.student.common.ui.client.widgets.rules; |
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import org.kuali.student.common.ui.client.widgets.table.Node; |
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import org.kuali.student.common.ui.client.widgets.table.TreeTable; |
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import com.google.gwt.event.dom.client.ClickEvent; |
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import com.google.gwt.event.dom.client.ClickHandler; |
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import com.google.gwt.event.shared.HandlerRegistration; |
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import com.google.gwt.user.client.ui.Composite; |
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import com.google.gwt.user.client.ui.FlexTable; |
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import com.google.gwt.user.client.ui.SimplePanel; |
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import com.google.gwt.user.client.ui.Widget; |
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import com.google.gwt.user.client.ui.HTMLTable.Cell; |
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import com.google.gwt.user.client.ui.HTMLTable.CellFormatter; |
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|
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public class RuleTable extends Composite { |
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private TreeTable treeTable; |
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private SimplePanel simplePanel; |
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private boolean showControls; |
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|
37 | 0 | public RuleTable(Boolean showCheckbox) { |
38 | 0 | showControls = showCheckbox; |
39 | 0 | treeTable = new TreeTable(); |
40 | 0 | treeTable.setStyleName("KS-Rules-Table"); |
41 | 0 | simplePanel = new SimplePanel(); |
42 | 0 | simplePanel.add(treeTable); |
43 | 0 | super.initWidget(simplePanel); |
44 | 0 | } |
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|
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private void initTable(Node root) { |
47 | 0 | treeTable.clear(); |
48 | 0 | int column = root.getMaxLevelDistance() + 1; |
49 | 0 | int row = root.getAllLeafCount(); |
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|
51 | 0 | for (int i = 0; i < row; i++) { |
52 | 0 | for (int j = 0; j < column; j++) { |
53 | 0 | Node emptyNode = new Node(); |
54 | 0 | emptyNode.setUserObject("Empty:" + i + ":" + j); |
55 | 0 | ((FlexTable)treeTable).setWidget(i, j, new RuleNodeWidget(emptyNode)); |
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} |
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} |
58 | 0 | } |
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|
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public void buildTable(Node root) { |
61 | 0 | initTable(root); |
62 | 0 | buildTable(root, 0); |
63 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
64 | 0 | for (int j = treeTable.getCellCount(i) - 1; j >= 0; j--) { |
65 | 0 | RuleNodeWidget w = (RuleNodeWidget) ((FlexTable)treeTable).getWidget(i, j); |
66 | 0 | if (w.getNode().isLeaf() == false) { |
67 | 0 | treeTable.mergeCellAcrossRow(i, j, w.getNode().getAllLeafCount() - 1); |
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} |
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} |
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} |
71 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
72 | 0 | for (int j = treeTable.getCellCount(i) - 1; j >= 0; j--) { |
73 | 0 | RuleNodeWidget w = (RuleNodeWidget) treeTable.getWidget(i, j); |
74 | 0 | if (w.getNode().getUserObject().toString().startsWith("Empty")) { |
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|
76 | 0 | RuleNodeWidget n = ((RuleNodeWidget) ((FlexTable)treeTable).getWidget(i, j - 1)); |
77 | 0 | treeTable.mergeCellAcrossColumn(i, j - 1); |
78 | 0 | treeTable.setWidget(i, j - 1, n); |
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} |
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} |
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} |
82 | 0 | } |
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|
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public CellFormatter getCellFormatter() { |
85 | 0 | return treeTable.getCellFormatter(); |
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} |
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public HandlerRegistration addTextClickHandler(ClickHandler textClickHandler) { |
89 | 0 | return addDomHandler(textClickHandler, ClickEvent.getType()); |
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} |
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public void addEditClauseHandler(ClickHandler editClauseHandler) { |
93 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
94 | 0 | for (int j = 0; j < treeTable.getCellCount(i); j++) { |
95 | 0 | RuleNodeWidget w = (RuleNodeWidget) treeTable.getWidget(i, j); |
96 | 0 | w.addEditClauseHandler(editClauseHandler); |
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} |
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} |
99 | 0 | } |
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private void buildTable(Node node, int columnIndex) { |
107 | 0 | int rowIndex = getRowIndexAmongSibings(node); |
108 | 0 | RuleNodeWidget nodeWidget = new RuleNodeWidget(node, showControls); |
109 | 0 | nodeWidget.drawNode(node, this, rowIndex, columnIndex); |
110 | 0 | treeTable.setWidget(rowIndex, columnIndex, nodeWidget); |
111 | 0 | nodeWidget.setWidth("100%"); |
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|
113 | 0 | for (int i = 0; i < node.getChildCount(); i++) { |
114 | 0 | Node child = node.getChildAt(i); |
115 | 0 | if (child.isLeaf()) { |
116 | 0 | int childRowIndex = getRowIndexAmongSibings(child); |
117 | 0 | RuleNodeWidget childNodeWidget = (RuleNodeWidget) ((FlexTable)treeTable).getWidget(childRowIndex, columnIndex + 1); |
118 | 0 | childNodeWidget.setShowCheckbox(this.showControls); |
119 | 0 | childNodeWidget.drawNode(child, this, childRowIndex, columnIndex + 1); |
120 | 0 | } else { |
121 | 0 | buildTable(child, columnIndex + 1); |
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} |
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} |
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|
125 | 0 | } |
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|
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public void setEnabled(boolean enabled) { |
128 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
129 | 0 | for (int j = treeTable.getCellCount(i) - 1; j >= 0; j--) { |
130 | 0 | RuleNodeWidget w = (RuleNodeWidget) treeTable.getWidget(i, j); |
131 | 0 | w.setEnabled(enabled); |
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} |
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} |
134 | 0 | } |
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|
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public RuleNodeWidget getRuleNodeWidget(Node node) { |
137 | 0 | RuleNodeWidget result = null; |
138 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
139 | 0 | for (int j =0; j < treeTable.getCellCount(i); j++) { |
140 | 0 | RuleNodeWidget w = (RuleNodeWidget) getWidget(i, j); |
141 | 0 | if (w.getNode() == node) { |
142 | 0 | return w; |
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} |
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} |
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} |
146 | 0 | return result; |
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} |
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public int getParentRowIndex(Node node) { |
155 | 0 | Node parent = node.getParent(); |
156 | 0 | if (parent == null) { |
157 | 0 | return 0; |
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} |
159 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
160 | 0 | for (int j = 0; j < treeTable.getCellCount(i); j++) { |
161 | 0 | RuleNodeWidget w = (RuleNodeWidget) getWidget(i, j); |
162 | 0 | if (w.getNode() == node.getParent()) { |
163 | 0 | return i; |
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} |
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} |
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} |
167 | 0 | return 0; |
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} |
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|
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private int getRowIndexAmongSibings(Node node) { |
171 | 0 | Node parent = node.getParent(); |
172 | 0 | if (parent == null) { |
173 | 0 | return 0; |
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} |
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|
176 | 0 | int count = getParentRowIndex(node); |
177 | 0 | for (int i = 0; i < parent.getChildCount(); i++) { |
178 | 0 | Node child = parent.getChildAt(i); |
179 | 0 | if (child == node) { |
180 | 0 | return count; |
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} |
182 | 0 | if (child.isLeaf()) { |
183 | 0 | count++; |
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} else { |
185 | 0 | count += child.getAllLeafCount(); |
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} |
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} |
188 | 0 | return count; |
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} |
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|
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public HandlerRegistration addClickHandler(ClickHandler clickHandler) { |
192 | 0 | return treeTable.addClickHandler(clickHandler); |
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} |
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public Cell getCellForEvent(ClickEvent clickEvent) { |
196 | 0 | return treeTable.getCellForEvent(clickEvent); |
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} |
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public Widget getWidget(int row, int column) { |
200 | 0 | return treeTable.getWidget(row, column); |
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} |
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public void clear() { |
204 | 0 | treeTable = null; |
205 | 0 | simplePanel.clear(); |
206 | 0 | treeTable = new TreeTable(); |
207 | 0 | treeTable.setStyleName("KS-Rules-Table"); |
208 | 0 | simplePanel.add(treeTable); |
209 | 0 | } |
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public boolean isShowControls() { |
212 | 0 | return showControls; |
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} |
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public void setShowControls(boolean showControls) { |
216 | 0 | this.showControls = showControls; |
217 | 0 | } |
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} |